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"/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8231f19d011fed3fb484c656447b391feedafac2e10489f36aea9f8e443ef266 [INFO] running `Command { std: "docker" "start" "-a" "8231f19d011fed3fb484c656447b391feedafac2e10489f36aea9f8e443ef266", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.144 [INFO] [stderr] Compiling crossbeam-utils v0.8.15 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Compiling rustix v0.37.22 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Compiling libm v0.2.7 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Compiling memoffset v0.8.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.14 [INFO] [stderr] Compiling tempfile v3.6.0 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking constant_time_eq v0.2.5 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Checking arrayvec v0.7.2 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking wyz v0.5.1 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Checking unarray v0.1.4 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking blake2b_simd v1.0.1 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking uint v0.9.5 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking getrandom v0.2.9 [INFO] [stderr] Checking io-lifetimes v1.0.11 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Checking ff v0.12.1 [INFO] [stderr] Checking group v0.12.1 [INFO] [stderr] Checking pasta_curves v0.4.1 [INFO] [stderr] Checking rusty-fork v0.3.0 [INFO] [stderr] Checking proptest v1.2.0 [INFO] [stderr] Checking halo2_proofs v0.1.0 (https://github.com/zcash/halo2.git?rev=a898d65ae3ad3d41987666f6a03cfc15edae01c4#a898d65a) [INFO] [stderr] Checking halo2_gadgets v0.1.0 (https://github.com/zcash/halo2.git?rev=a898d65ae3ad3d41987666f6a03cfc15edae01c4#a898d65a) [INFO] [stderr] Checking halo2_study v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `FibonacciConfig` is never constructed [INFO] [stdout] --> src/fibonacci/example1.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct FibonacciConfig { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FibonacciChip` is never constructed [INFO] [stdout] --> src/fibonacci/example1.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | struct FibonacciChip { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `construct`, `configure`, `assign_first_row`, `assign_row`, and `expose_public` are never used [INFO] [stdout] --> src/fibonacci/example1.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 24 | impl FibonacciChip { [INFO] [stdout] | ---------------------------------- associated items in this implementation [INFO] [stdout] 25 | fn construct(config: FibonacciConfig) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | fn configure(meta: &mut ConstraintSystem) -> FibonacciConfig { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 59 | fn assign_first_row(&self, mut layouter: impl Layouter) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 96 | fn assign_row(&self, mut layouter: impl Layouter, prev_b: &AssignedCell, prev_c: &AssignedCell) [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 119 | fn expose_public(&self, mut layouter: impl Layouter, cell: &AssignedCell, row: usize) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyCircuit` is never constructed [INFO] [stdout] --> src/fibonacci/example1.rs:126:8 [INFO] [stdout] | [INFO] [stdout] 126 | struct MyCircuit(PhantomData); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FibonacciConfig` is never constructed [INFO] [stdout] --> src/fibonacci/example2.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct FibonacciConfig { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FibonacciChip` is never constructed [INFO] [stdout] --> src/fibonacci/example2.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | struct FibonacciChip { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `construct`, `configure`, `assign_row`, and `expose_public` are never used [INFO] [stdout] --> src/fibonacci/example2.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 24 | impl FibonacciChip { [INFO] [stdout] | ---------------------------------- associated items in this implementation [INFO] [stdout] 25 | fn construct(config: FibonacciConfig) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | fn configure(meta: &mut ConstraintSystem) -> FibonacciConfig { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | fn assign_row(&self, mut layouter: impl Layouter, nrows: usize) [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 110 | fn expose_public(&self, mut layouter: impl Layouter, cell: &AssignedCell, row: usize) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyCircuit` is never constructed [INFO] [stdout] --> src/fibonacci/example2.rs:117:8 [INFO] [stdout] | [INFO] [stdout] 117 | struct MyCircuit(PhantomData); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FibonacciConfig` is never constructed [INFO] [stdout] --> src/fibonacci/example3.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct FibonacciConfig { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FibonacciChip` is never constructed [INFO] [stdout] --> src/fibonacci/example3.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | struct FibonacciChip { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `construct`, `configure`, `assign_row`, and `expose_public` are never used [INFO] [stdout] --> src/fibonacci/example3.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 22 | impl FibonacciChip { [INFO] [stdout] | ---------------------------------- associated items in this implementation [INFO] [stdout] 23 | fn construct(config: FibonacciConfig) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | fn configure(meta: &mut ConstraintSystem) -> FibonacciConfig { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | fn assign_row(&self, mut layouter: impl Layouter, nrows: usize) [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 100 | fn expose_public(&self, mut layouter: impl Layouter, cell: &AssignedCell, row: usize) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyCircuit` is never constructed [INFO] [stdout] --> src/fibonacci/example3.rs:111:8 [INFO] [stdout] | [INFO] [stdout] 111 | struct MyCircuit(PhantomData); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FunctionConfig` is never constructed [INFO] [stdout] --> src/fibonacci/example4.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | struct FunctionConfig { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FunctionChip` is never constructed [INFO] [stdout] --> src/fibonacci/example4.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct FunctionChip { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `construct`, `configure`, and `assign` are never used [INFO] [stdout] --> src/fibonacci/example4.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 32 | impl FunctionChip { [INFO] [stdout] | --------------------------------- associated items in this implementation [INFO] [stdout] 33 | pub fn construct(config: FunctionConfig) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | pub fn configure(meta: &mut ConstraintSystem) -> FunctionConfig { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 75 | pub fn assign( [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyCircuit` is never constructed [INFO] [stdout] --> src/fibonacci/example4.rs:104:8 [INFO] [stdout] | [INFO] [stdout] 104 | struct MyCircuit { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IsZeroConfig` is never constructed [INFO] [stdout] --> src/is_zero.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct IsZeroConfig { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `expr` is never used [INFO] [stdout] --> src/is_zero.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 15 | impl IsZeroConfig { [INFO] [stdout] | --------------------------------- method in this implementation [INFO] [stdout] 16 | pub fn expr(&self) -> Expression { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IsZeroChip` is never constructed [INFO] [stdout] --> src/is_zero.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | pub struct IsZeroChip { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `construct`, `configure`, and `assign` are never used [INFO] [stdout] --> src/is_zero.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 25 | impl IsZeroChip { [INFO] [stdout] | ------------------------------- associated items in this implementation [INFO] [stdout] 26 | pub fn construct(config: IsZeroConfig) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | pub fn configure( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 64 | pub fn assign( [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RangeCheckConfig` is never constructed [INFO] [stdout] --> src/range_check/example1.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct RangeCheckConfig { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RangeCheckChip` is never constructed [INFO] [stdout] --> src/range_check/example1.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | struct RangeCheckChip { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `construct`, `configure`, and `assign` are never used [INFO] [stdout] --> src/range_check/example1.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 24 | impl RangeCheckChip { [INFO] [stdout] | -------------------------------------------------------------- associated items in this implementation [INFO] [stdout] 25 | fn construct(config: RangeCheckConfig) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | fn configure(meta: &mut ConstraintSystem) -> RangeCheckConfig { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | fn assign(&self, mut layouter: impl Layouter, value: F) -> Result<(), Error> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyCircuit` is never constructed [INFO] [stdout] --> src/range_check/example1.rs:70:8 [INFO] [stdout] | [INFO] [stdout] 70 | struct MyCircuit { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `RANGE_CHECK_BITS` is never used [INFO] [stdout] --> src/range_check/example2.rs:20:7 [INFO] [stdout] | [INFO] [stdout] 20 | const RANGE_CHECK_BITS: usize = 3; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RangeCheckConfig` is never constructed [INFO] [stdout] --> src/range_check/example2.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | struct RangeCheckConfig { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `configure` and `assign` are never used [INFO] [stdout] --> src/range_check/example2.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 30 | impl RangeCheckConfig { [INFO] [stdout] | ---------------------------------------------------------------------- associated items in this implementation [INFO] [stdout] 31 | fn configure( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 76 | fn assign( [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyCircuit` is never constructed [INFO] [stdout] --> src/range_check/example2.rs:105:8 [INFO] [stdout] | [INFO] [stdout] 105 | struct MyCircuit { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RangeCheckTable` is never constructed [INFO] [stdout] --> src/range_check/example2/table.rs:12:19 [INFO] [stdout] | [INFO] [stdout] 12 | pub(super) struct RangeCheckTable { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `configure` and `assign` are never used [INFO] [stdout] --> src/range_check/example2/table.rs:18:19 [INFO] [stdout] | [INFO] [stdout] 17 | impl RangeCheckTable { [INFO] [stdout] | --------------------------------------------------------------------- associated items in this implementation [INFO] [stdout] 18 | pub(super) fn configure(meta: &mut ConstraintSystem) -> Self { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | pub(super) fn assign( [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TestFixedBases` is never constructed [INFO] [stdout] --> src/merkle_tree/sinsemilla.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct TestFixedBases; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `BaseField` is never constructed [INFO] [stdout] --> src/merkle_tree/sinsemilla.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | struct BaseField; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Short` is never constructed [INFO] [stdout] --> src/merkle_tree/sinsemilla.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | struct Short; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `PERSONALIZATION` is never used [INFO] [stdout] --> src/merkle_tree/sinsemilla.rs:40:7 [INFO] [stdout] | [INFO] [stdout] 40 | const PERSONALIZATION: &str = "MerkleCRH"; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_parts` is never used [INFO] [stdout] --> src/merkle_tree/sinsemilla.rs:64:19 [INFO] [stdout] | [INFO] [stdout] 58 | impl FullWidth { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 64 | pub(crate) fn from_parts( [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TestHashDomain` is never constructed [INFO] [stdout] --> src/merkle_tree/sinsemilla.rs:169:19 [INFO] [stdout] | [INFO] [stdout] 169 | pub(crate) struct TestHashDomain; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TestCommitDomain` is never constructed [INFO] [stdout] --> src/merkle_tree/sinsemilla.rs:179:19 [INFO] [stdout] | [INFO] [stdout] 179 | pub(crate) struct TestCommitDomain; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyCircuit` is never constructed [INFO] [stdout] --> src/merkle_tree/sinsemilla.rs:191:8 [INFO] [stdout] | [INFO] [stdout] 191 | struct MyCircuit { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.70s [INFO] running `Command { std: "docker" "inspect" "8231f19d011fed3fb484c656447b391feedafac2e10489f36aea9f8e443ef266", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8231f19d011fed3fb484c656447b391feedafac2e10489f36aea9f8e443ef266", kill_on_drop: false }` [INFO] [stdout] 8231f19d011fed3fb484c656447b391feedafac2e10489f36aea9f8e443ef266